Finding the Fourth Proportional to 897,637.20, 1,346,455.80 and 862,207.80
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Solution
The fourth proportional to 897,637.20, 1,346,455.80 and 862,207.80 is: 1,293,311.70
Step by Step Solution
- Step 1: Write the proportion equation
897,637.20 : 1,346,455.80 = 862,207.80 : x - Step 2: Convert to fraction form
897,637.20/1,346,455.80 = 862,207.80/x - Step 3: Cross multiply
897,637.20x = 1,346,455.80 × 862,207.80 - Step 4: Simplify right side
897,637.20x = 1,160,924,693,115.24 - Step 5: Solve for x
x = 1,160,924,693,115.24/897,637.20 - Step 6: Final answer
x = 1,293,311.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.